Home / 116,887-255,643

Finding the Third Proportional to 116,887 and 255,643

Calculator

Solution

The third proportional to 116,887 and 255,643 is: 559,115.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,887 : 255,643 = 255,643 : x
  2. Step 2: Convert to fraction form
    116,887/255,643 = 255,643/x
  3. Step 3: Cross multiply
    116,887x = 255,643 × 255,643
  4. Step 4: Simplify right side
    116,887x = 65,353,343,449
  5. Step 5: Solve for x
    x = 65,353,343,449/116,887
  6. Step 6: Final answer
    x = 559,115.59

Related Problems

Find third proportional to 58,443.50 and 127,821.50
Half scale
Find third proportional to 233,774 and 511,286
Double scale
Find third proportional to 116,889 and 255,647
Similar ratio
Find third proportional to 175,330.50 and 383,464.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.